Leora Broydo Vestel reports for The New York Times on innovations in incandescent light bulbs, spurred by the tougher efficiency standards coming into effect in 2012:

“There’s a massive misperception that incandescents are going away quickly,” said Chris Calwell, a researcher with Ecos Consulting who studies the bulb market. “There have been more incandescent innovations in the last three years than in the last two decades.”